Home >> Volvo >> 2011 >> C30 R-Design, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control Module (ECM) Diagnostic Trouble Codes - 7 Of 8 >> ECM-9400: Accelerator Pedal (AP) Position Sensor, Digital Signal. Faulty Signal (B5254T7; 2008-2013) >> Faulty Signal